This document presents how to do raster effects by writing to PPU registers during the frame, without going too much into technical details that are irrelevant when programming a game or tech-demo.
Also, it includes some practical tips to produce ….

This chip makes all the video displays and sounds for the 2600 VCS. It also has 6 registers which are used as A/D converters and for the trigger buttons on the joysticks. The chip also controls the RDY line of the CPU to initiate horizontal syncroni….

This is a memory map of the RIOT chip/device that reads all the console switches excluding power, including joysticks and controllers. It also contains the only RAM in the system and a general purpose timer.

This is a comprehensive document on the hardware details for the Gameboy. The following information is mostly based on a document by Pan of Anthrox, Jeff Frohwein’s, Pascal Felber’s, and my own findings.

This is a very detailed NES/Famicom/FDS hardware specification document by the author of No$NES emulator. Anything from general operation to the many mapper controller specification, this document about has it all.

This is a document that shows some of the very basics of NSF ripping from NES/Famicom ROMs. It has an older version of the NSF spec and source code to make a NES ROM out of a NSF so that it can be played on a real NES or a emulator. It also shows how….